/Engine/Source/Runtime/Datasmith/CADKernel/Public/CADKernel/Math/SlopeUtils.h
Transform a slope into a positive slope [0, *] i.e. an equivalent angle between [0, 2.Pi]
a slope between [0, 8]
namespace UE { namespace CADKernel { double UE::CADKernel::TransformIntoPositiveSlope ( double Slope ) } }